Origin
Southern and central Africa
Southern and central Africa
Color
Colorless, Blue, Brown, Green, gray
Blue, Green, Brown
Streak
White
White, Blue, Green
For which Rashi?
Gemini
Taurus
Planet
Venus, Neptune
Venus
Element of Planets
Water, Air
Water
Energy
-
-
How to Wear?
Finger
-
-
Ring Metal
-
-
Deities
-
Venus
Not to wear with
-
-
Powers
Healing
Love
Birthstone
Planetary
-
-
Talisman
-
-
Tenacity
Brittle
Brittle
Solubility
-
-
Durability
-
-
Specific Gravity
3.90-4.002.00-2.45
1
7.18
👆🏻
Fracture
Conchoidal
Sub-Conchoidal, Conchoidal
Cleavage
Perfect on {001}, good on {210}, poor on {010}
none
Mohs Hardness
3-3.52-4
2
10
👆🏻
Chemical Composition
SrSO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Cu2H2Si2O5(OH)4
Luster
Vitreous, Pearly
Vitreous, Greasy
Pleochroism
Weakly trichroiC
-
Dispersion
0.010.02
0.005
1
👆🏻
Transparency
-
Opaque
Refractive Index
1.619-1.6351.460-1.570
1
3.25
👆🏻
Optic Character
-
-
Crystal System
Orthorhombic
monoclinic
Birefringence
0.004-0.0120.023-0.050
0
0.296
👆🏻
Clarity
-
-
Physical
Neurological
Enhances mental clarity and focus
Promotes calmness and emotional balance
Cardiovascular
Supports heart health
Supports heart health
Respiratory
Good
Good
Reproductive
-
-
Digestive
-
-
Psychology
Peace
Communication
Healing
Emotional healing
Emotional healing
Qualities Associated
Divine Guidance
Communication